CNES’s SPOT 5 (Satellite Pour l’Observation de la Terre)

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Presentation transcript:

CNES’s SPOT 5 (Satellite Pour l’Observation de la Terre) Sensor: HRG (High Resolution Geometric) Mode Band Spectral band Resolution MS Green 0,50 - 0,59 µm 10m x 10m Red 0,61 - 0,68 µm NIR 0,79 - 0,89 µm SWIR 1,58 - 1,75 µm 20m x 20m M PAN 0,51 - 0,73 µm 5m x 5m (or 2.5m x 2.5m in supermode) Sensor: HRS (High Resolution Stereoscopic) Launch Date: May 4, 2002 Launch Vehicle: Ariane 4 Life Expectancy: 5-years Altitude: 822 km Speed: 7.4 km/s Orbit: 98.7 deg, Sun-synchronous Orbit Period: 101 minutes Swath Width: 60x60 to 80km at Nadir Re-visit Period: 2-3 days (latitude) Temporal Resolution: 26 days Radiometric Resolution: 8-bit Dimensions: 5 m in height, 3 tons Equatorial Crossing time: 10:30 Annual Coverage > 6 million km2 DORIS: Real-time satellite tracking to 10 cm accuracy HRG : 2.5-5m PAN, 10m MS HRS: Quasi-simultaneous image aqcuisition (90 sec) 20 and -20 deg  Stereoscopic image pairs for 3D terrain modeling (120x600km) Instant coverage

Volume loss from Bering Glacier (Alaska), 1972 – 2003: comment on Scene Type Scene Size Full Scene 60x60 1/2 40x40 1/4 30x30 1/8 20x20 COST Res. Spectral Mode Full Scene 1/2 Scene 1/4 Scene 1/8 Scene 2.5 m False Color 10,125 Pan 6,750 5,050 3,375 2,550 5 m 2,525 1,165 1,275 10 m MS Canadian coverage from SPOT 4 and 5 data for years 2005-2010 are available free of charge from Geobase Applications 3-D Terrain Mapping, DEM’s, Vegetation, Agriculture, Forestry...... Volume loss from Bering Glacier (Alaska), 1972 – 2003: comment on Muskett and others (2009) Comparison of various estimates of Bering Glacier melt - discrepancies from vertically biased Aster DEM (Berthier 2010)

WEB References Satellite Specifications Pricing Data Acquisition http://www.cnes.fr http://eoedu.belspo.be/en/satellites/spot.htm Pricing http://www.spot.com/web/SICORP/425-spot-image-corp-price-list.php Data Acquisition http://www.geobase.ca/geobase/en/data/imagery/imr/description.html Satellite Image Scientific Journal Article http://etienne.berthier.free.fr/download/Berthier_JOG_2010_Comment_on_M09.pdf Graphics http://www.isprs.org/proceedings/XXXVII/congres/4_pdf/218.pdf